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Finding the Fourth Proportional to 348,002.10, 522,003.15 and 235,736.10

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Solution

The fourth proportional to 348,002.10, 522,003.15 and 235,736.10 is: 353,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,002.10 : 522,003.15 = 235,736.10 : x
  2. Step 2: Convert to fraction form
    348,002.10/522,003.15 = 235,736.10/x
  3. Step 3: Cross multiply
    348,002.10x = 522,003.15 × 235,736.10
  4. Step 4: Simplify right side
    348,002.10x = 123,054,986,768.72
  5. Step 5: Solve for x
    x = 123,054,986,768.72/348,002.10
  6. Step 6: Final answer
    x = 353,604.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.